body {
    overflow: hidden;
}
.page-wrapper {
    background-image: url(../img/download/DB.png);
    background-size: cover;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    position: relative;
}
.title {
    text-align: center;
    font-size: 0.55rem;
    width: 100%;
    position: absolute;
    top: 50%;
    transform: translateY(-4rem);
}
.desc {
    color: #e9dec8 ;
    font-size: 0.3rem;
    width: 100%;
    text-align: center;
    position: absolute;
    top: 50%;
    transform: translateY(-3rem);
}
.down_list {
    width: 21.4rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -30%);
    justify-content: space-between;
}
.down_list li{
    width: 6.75rem;
    height: 5.9rem;
    background: url(../img/download/downBg.png);
    background-size: 100% 100%;
    cursor: pointer;
    text-align: center;
    line-height: 0;
}
.down_list li img {
    width: 1.2rem;
    height: 1.17rem;
    margin-top: 0.55rem;
}
.down_list li h2 {
    font-size: 0.5rem;
    margin-top: 0.45rem;
    color: #ffcc00;
}
.down_list li .down_desc {
    margin-top: 0.85rem;
}
.down_list li:first-of-type .down_desc {
    text-align: left;
    width: 65%;
    margin: 0.85rem auto 0 auto;
}
.down_list li:first-of-type p:first-of-type {
    text-indent: 2em;
}
.down_list li p {
    line-height: 150%;
    font-size: 0.28rem;
}
.down_list li:hover {
    width: 6.75rem;
    height: 5.9rem;
    background: url(../img/download/downBg_active.png);
    background-size: 100% 100%;
}
.down_list li:hover h2 {
    color: #fff;
}

.down_btn_list{
    width: 21.4rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, 4.5rem);
    justify-content: space-between;
}
.down_btn_list li{
    width: 6.75rem;
    padding: 0 .72rem;
    box-sizing: border-box;
}
.down_btns{
    width: 5.45rem;
    justify-content: space-between;
}
.down_btns img{
    width: 2.54rem;
    height: .98rem;
}